Home / 583,983.03-805,915.94-338,949.45

Finding the Fourth Proportional to 583,983.03, 805,915.94 and 338,949.45

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Solution

The fourth proportional to 583,983.03, 805,915.94 and 338,949.45 is: 467,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,983.03 : 805,915.94 = 338,949.45 : x
  2. Step 2: Convert to fraction form
    583,983.03/805,915.94 = 338,949.45/x
  3. Step 3: Cross multiply
    583,983.03x = 805,915.94 × 338,949.45
  4. Step 4: Simplify right side
    583,983.03x = 273,164,762,914.49
  5. Step 5: Solve for x
    x = 273,164,762,914.49/583,983.03
  6. Step 6: Final answer
    x = 467,761.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.